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C#/.NET interview questions: - What is operator overloading? Mention differences between overloading and overriding?

Operator overloading is a concept of polymorphism where you can redefine operators like +, - , * etc with additional functionalities.

For instance we can redefine the + functionalities to add objects like obj1 + obj2. Below is simple code snippet which redefines + operator.

You can now use the + operator to add objects of type some class as shown in the below code snippet.

Differences between overloading and overriding



Overloading is a concept where we can have same method names with different input signature.

In overriding we have a parent class with virtual functions which are overridden in the child classes.

Also see the following .NET interview questions video on operator overloading in C# (Csharp): -

Shiv Prasad Koirala

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